World Geography
The Plio-Pleistocene boundary lies about ____ years ago, at the beginning of the interval of warming after the last Pleistocene glaciations.

100
1000
1,00,000
10000

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World Geography
The term 'flora' in the context of natural vegetation refers to

a large tract covered by trees and shrubs and its administration for assessing economic benefits
plants of a particular region or period, listed by species and considered as a group
assemblage of plant species living in association with each other in a given environmental frame
role played by species of animals in the maintenance of ecological balance

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World Geography
Which among the following statements is/are correct about latitudinal heat balance?The amount of insolation received varies from latitude to latitude.Regions within the equator and 40° N and S latitudes are energy deficit regionsRegions beyond 40° N and S latitudes are energy surplus regionsSelect the correct code from the options given below:

Only 1
Only 2 & 3
Only 1 & 3
1, 2 & 3

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